Philadelphia, Pennsylvania weather
United States · America/New_York · 39.95, -75.17
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Philadelphia, PA Weather Today
Current conditions, hourly and 7 day forecast, official severe weather alerts, and air quality for Philadelphia, Pennsylvania. Every section shows where the data came from and when it was last checked.
Your briefing — take action
Philadelphia, Pennsylvania
- Right now
- Severe Thunderstorm Watch in effect for Berks, PA; Bucks, PA; Carbon, PA; Chester, PA; Delaware, PA; Lehigh, PA; Monroe, PA; Montgomery, PA; Northampton, PA; Philadelphia, PA.Official warning
- Next few hours
- Light rain expected around 9:00 PM.Forecast
- Your day
- Take an umbrella.Our reading
What officials say to do
This warning was issued without safety instructions. Read it in full on the agency’s page — we do not write safety advice ourselves.
Wording from NWS Mount Holly NJ. Read the official warning
What happens next
- NowSevere Thunderstorm Watch covers Berks, PA; Bucks, PA; Carbon, PA; Chester, PA; Delaware, PA; Lehigh, PA; Monroe, PA; Montgomery, PA; Northampton, PA; Philadelphia, PA.Official warning
- NextOfficial warning runs until 12:00 AM.Official warning
- ThenLight rain expected around evening travel time, near 9:00 PM.Forecast
- AfterConditions forecast to improve after about 2:00 AM.Forecast
Official warnings for this location come from NOAA / National Weather Service. Lines marked Our reading are WeatherSignal’s reading of the measurements and forecast, not an official statement.
Philadelphia, Pennsylvania
77°
Clear sky
Feels like 77° · High 77° · Low 68°
Storms nearby. Nothing falling at this location right now.
Mild and clear tonight. 77° right now. Overnight low around 68°. Tomorrow starts overcast. Sunrise is at 2:00 AM.
- Overnight low 68°
- Sunrise 2:00 AM
- Rain overnight 0%
Next few hours
Now
77°
—
4 PM
77°
—
5 PM
77°
—
6 PM
72°
—
7 PM
68°
—
- Rain chance
- 0%
- Wind
- 11 mph SSW
- Humidity
- 76%
- Air quality
- No reading
Source updated: 7:33:06 PM · WeatherSignal checked: 7:33:06 PM
What matters today
Six quick answers for Philadelphia. Tap Why? on any of them to see the reasoning.
Umbrella
Nah (Good)
Best time
2 AM (Good)
Dog walk
6 PM (Good)
Car wash
Wait (Not good)
Cookout
Green light (Good)
Windows
Roll 'em down (Good)
Today's Signal
Good day
70/100
Mostly favorable, but the humidity and poor visibility will make it less comfortable outside.
Dew point 69° · Visibility 0.0 mi · Active Severe Thunderstorm Watch
Today is about 17° warmer than the rest of the week.
See exactly how this number was worked out
Every location starts at 100. Points come off for heat, cold, rain, wind, UV, humidity, poor visibility, and any official alert. Nothing is ever added back.
- Starting score100
- Dew point 69°: muggy-5
- Visibility 0.0 mi-10
- Active Severe Thunderstorm Watch-15
- Final Signal70
Next 12 hours
Steady conditions, but the temperature swings about 21° across the next 12 hours.
- 4 PMWarmest stretch · 77°
- 2 AMSunrise
- 3 AMCoolest stretch · 56°
- 4 PM—77 degrees, 0 percent chance of rain
- 5 PM—77 degrees, 0 percent chance of rain
- 6 PM—72 degrees, 0 percent chance of rain
- 7 PM—68 degrees, 0 percent chance of rain
- 8 PM—68 degrees, 0 percent chance of rain
- 9 PM—67 degrees, 0 percent chance of rain
- 10 PM—66 degrees, 0 percent chance of rain
- 11 PM—64 degrees, 0 percent chance of rain
- 12 AM—63 degrees, 0 percent chance of rain
- 1 AM—62 degrees, 0 percent chance of rain
- 2 AM—59 degrees, 0 percent chance of rain
- 3 AM—56 degrees, 0 percent chance of rain
The line is temperature by hour. The number under each hour is the chance of rain. Scroll sideways for the full 12 hours.
Next change
It keeps cooling down overnight
Temperatures fall from about 77° to 56° over the next 12 hours. There is no meaningful rain signal in the next several hours.
WeatherSignal NOW: Philadelphia, Pennsylvania
One number for everything happening around you, from 0 to 100.
90
NORMAL
Nothing here needs your attention right now.
Tap any line to see exactly what added or subtracted points. Every rule is published on our methodology page. This is an informational signal, not a safety rating: official warnings always come first.
What this means
Generated from the forecast values above using fixed rules: not an AI guess.
- A Severe Thunderstorm Watch issued by NWS Mount Holly NJ is active for Berks, PA.
- No significant precipitation is expected in the next 24 hours.
Next 24 hours
Will it rain during your commute? When does the storm arrive?
See all 47 hours (2 days) — free
| Time | Condition | Temp | Feels | Precip % | Amount | Wind | Humidity |
|---|---|---|---|---|---|---|---|
| 4 PM | Clear sky | 77° | 77° | 0% | 0.00″ | 11 SSW | 76% |
| 5 PM | Light rain | 77° | 77° | 0% | 0.01″ | 10 SSW | 78% |
| 6 PM | Heavy rain | 72° | 72° | 0% | 0.22″ | 11 W | 85% |
| 7 PM | Heavy rain | 68° | 68° | 0% | 0.09″ | 11 W | 97% |
| 8 PM | Heavy rain | 68° | 68° | 0% | 0.07″ | 9 WNW | 94% |
| 9 PM | Light rain | 67° | 67° | 0% | 0.01″ | 9 WNW | 94% |
| 10 PM | Partly cloudy | 66° | 66° | 0% | 0.00″ | 9 NW | 92% |
| 11 PM | Overcast | 64° | 64° | 0% | 0.00″ | 9 NW | 83% |
| 12 AM | Overcast | 63° | 63° | 0% | 0.00″ | 10 NW | 73% |
| 1 AM | Light rain | 62° | 62° | 0% | 0.00″ | 11 NNW | 68% |
| 2 AM | Overcast | 59° | 57° | 0% | 0.00″ | 12 N | 69% |
| 3 AM | Light rain | 56° | 54° | 0% | 0.02″ | 10 NNW | 73% |
| 4 AM | Light rain | 54° | 51° | 0% | 0.01″ | 10 NNW | 80% |
| 5 AM | Overcast | 53° | 50° | 0% | 0.00″ | 10 NNW | 76% |
| 6 AM | Overcast | 53° | 50° | 0% | 0.00″ | 11 NNW | 68% |
| 7 AM | Overcast | 53° | 49° | 0% | 0.00″ | 11 NNW | 62% |
| 8 AM | Overcast | 52° | 48° | 0% | 0.00″ | 11 N | 57% |
| 9 AM | Overcast | 52° | 48° | 0% | 0.00″ | 13 N | 55% |
| 10 AM | Overcast | 52° | 47° | 0% | 0.00″ | 13 N | 55% |
| 11 AM | Overcast | 52° | 48° | 0% | 0.00″ | 13 N | 54% |
| 12 PM | Partly cloudy | 53° | 49° | 0% | 0.00″ | 14 NNW | 51% |
| 1 PM | Partly cloudy | 54° | 50° | 0% | 0.00″ | 14 NNW | 48% |
| 2 PM | Clear sky | 53° | 49° | 0% | 0.00″ | 15 NNW | 46% |
| 3 PM | Clear sky | 53° | 49° | 0% | 0.00″ | 14 NNW | 44% |
7-day forecast
Confidence decreases the further out you look.
Today
Light rain
77° / 68°
- Precip:
- 0% · 0.32″
- Wind:
- 11 mph
- UV:
- 2.8
- Sun:
- 2 AM to 2 PM
Sat, Oct 17
Overcast
68° / 48°
- Precip:
- 0% · 0.11″
- Wind:
- 15 mph
- UV:
- 4.4
- Sun:
- 2 AM to 2 PM
Sun, Oct 18
Clear sky
57° / 39°
- Precip:
- 0% · 0.00″
- Wind:
- 10 mph
- UV:
- 4.2
- Sun:
- 2 AM to 2 PM
Mon, Oct 19
Clear sky
54° / 43°
- Precip:
- 0% · 0.00″
- Wind:
- 11 mph
- UV:
- 0.2
- Sun:
- 2 AM to 2 PM
Tue, Oct 20
Clear sky
64° / 50°
- Precip:
- 0% · 0.00″
- Wind:
- 11 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Wed, Oct 21
Clear sky
62° / 54°
- Precip:
- 0% · 0.00″
- Wind:
- 13 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Thu, Oct 22
Clear sky
58° / 51°
- Precip:
- 0% · 0.00″
- Wind:
- 12 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Forecasts describe likely conditions, not guaranteed outcomes. Official warnings from your national weather service always take precedence over anything shown here.
Philadelphia hourly weather
Hour by hour, out to eight days ahead.
Philadelphia 7 day forecast
Highs, lows and rain chance for the week.
Air quality detail
Pollutants, category, and official guidance.